Carton cover



FIG. 1 is a top perspective view of a carton cover showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a side view thereof in the direction of arrow III in FIG. 1; and

FIG. 4 is a sectional view taken along line IV -- IV in FIG. 2. 

The ornamental design for a carton cover, substantially as shown. 